tests/api: Add more "GET /users/:id" tests
tests/api: Add more "GET /users/:id" tests

Turbo87/skylines,Harry-R/skylines,RBE-Avionik/skylines,Harry-R/skylines,RBE-Avionik/skylines,skylines-project/skylines,Turbo87/skylines,skylines-project/skylines,shadowoneau/skylines,shadowoneau/skylines,RBE-Avionik/skylines,shadowoneau/skylines,Harry-R/skylines,Turbo87/skylines,skylines-project/skylines,Harry-R/skylines,RBE-Avionik/skylines,skylines-project/skylines,shadowoneau/skylines,Turbo87/skylines